<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>选择属性值结尾的</title>
    <style>
        section[class$=-data]{
            color: blue;
        }
    </style>
</head>
<body>
    <!-- 4.属性选择器可以选择以某属性值结尾的某些元素 -->
    <section class="icon1-data" >我是安其拉</section>
    <section class="icon2-data" >我是哥斯拉</section>
    <section class="icon3-ico" >那我是谁</section>
</body>
</html>